#include<iostream>

using namespace std;

const int N = 1e6 + 10;
int ne[N], h, n;

int main()
{
    cin >> n;
    for(int i = 1; i <= n; i ++)
        cin >> ne[i];
    cin >> h;

    for(int i = h; i; i = ne[i])
    {
        cout << i << " ";
    }
    cout << endl;
    return 0;
}